Writing instrument



FIG. 1 is a perspective view of the writing instrument of the presentinvention;

FIG. 2 is a front view in elevation of the writing instrument of FIG. 1;

FIG. 3 is a side view in elevation of the writing instrument of FIG. 1;

FIG. 4 is a rear view in elevation of the writing instrument of FIG. 1;

FIG. 5 is a top plan view of the writing instrument of FIG. 1; and,

FIG. 6 is a cross section plan view of the writing instrument of FIG. 1.

The ornamental design for a writing instrument, as shown.